Try another version of this question Add: `[(-8,-3,-3),(6,-1,4)] + [(-4,-5,-2),(-2,5,-4)]` Get help: VideoBox 1: Enter each element of the matrix as number (like 5, -3, 2.2) `[(-12,-8,-5),(4,4,0)]`
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Get help: Video
Box 1: Enter each element of the matrix as number (like 5, -3, 2.2)